At first look, the Lansche Audio four.1 appears to be like like simply one other lovely high-end speaker, however nearer examination reveals a singular, extraordinarily high-tech function: a Corona Plasma tweeter. So moderately than make use of a steel, diamond, or tender dome tweeter, the Lansche Audio four.1’s tweeter has no bodily elements to maneuver air; that job is dealt with by the Corona Plasma tweeter. Its yellow-violet plasma flame produces the speaker’s treble by thrilling close by air molecules to vibrate, very like lightning causes thunder. The Lansche Audio four.1’s treble has beautiful purity, and the twin 10-inch (254mm), 400-watt powered subwoofers per speaker generate deep bass. The burled poplar veneers are flawless.